Home / 1,342,063.32-1,852,108.38-832,929.72

Finding the Fourth Proportional to 1,342,063.32, 1,852,108.38 and 832,929.72

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Solution

The fourth proportional to 1,342,063.32, 1,852,108.38 and 832,929.72 is: 1,149,480.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,063.32 : 1,852,108.38 = 832,929.72 : x
  2. Step 2: Convert to fraction form
    1,342,063.32/1,852,108.38 = 832,929.72/x
  3. Step 3: Cross multiply
    1,342,063.32x = 1,852,108.38 × 832,929.72
  4. Step 4: Simplify right side
    1,342,063.32x = 1,542,676,114,363.05
  5. Step 5: Solve for x
    x = 1,542,676,114,363.05/1,342,063.32
  6. Step 6: Final answer
    x = 1,149,480.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.